import { Request, Response } from "express";
import { ILessonDocument, Lesson } from "../models";
export const list = async (req: Request, res: Response) => {
	let { category } = req.query;
	let offset: any = req.query.offset;
	let limit: any = req.query.limit;
	offset = isNaN(offset) ? 0 : parseInt(offset); //偏移量
	limit = isNaN(limit) ? 5 : parseInt(limit); //每页条数
	let query: Partial<ILessonDocument> = {} as ILessonDocument;
	if (category && category != "all") query.category = category as string;
	let total = await Lesson.count(query);
	let list = await Lesson.find(query)
		.sort({ order: 1 })
		.skip(offset)
		.limit(limit);
	setTimeout(function () {
		res.json({ code: 0, data: { list, hasMore: total > offset + limit } });
	}, 1000);
};
export const get = async (req: Request, res: Response) => {
	let id = req.params.id;
	let lesson = await Lesson.findById(id);
	res.json({ success: true, data: lesson });
};
